Service manual Komatsu PC130-11E0 C40001 & Up | UENBM00900

Komatsu PC130-11E0 C40001 & Up UENBM00900 (Preview)

00 Index and Foreword
– Index
– Foreword, Safety, Basic Information
— How to Read the Shop Manual
— Safety Notice for Operation
— Precautions to Prevent Fire
— Procedures If Fire Occurs
— Precautions for Disposing of Waste Materials
— Engine Technology to Conform Exhaust Gas Emission
— Precautions for DEF
— General Character and Precautions for Handling
— Precautions for Adding
— Precautions for Storage
— Precautions for Fire Hazard and Leakage
— Other Precautions
— Store DEF
— Precautions When You Handle Hydraulic Equipment
— Precautions When You Disconnect and Connect Pipings
— Precautions When You Handle Electrical Equipment
— Precautions When You Handle Fuel System Equipment
— Precautions When You Handle Intake System Equipment
— Practical Use of KOMTRAX
— Disconnect and Connect Push-Pull Type Coupler
— How to Disconnect and Connect Type 1 Push-Pull Type Coupler
— How to Disconnect and Connect Type 2 Push-Pull Type Coupler
— How to Disconnect and Connect Type 3 Push-Pull Type Coupler
— Precautions for Disconnection and Connection of Connectors
— How to Disconnect and Connect Deutsch Connector
— How to Disconnect and Connect Slide Lock Type Connector
— How to Disconnect and Connect Connector with Lock to Pull
— How to Disconnect and Connect Connector with Lock to Push
— How to Disconnect and Connect Connector with Housing to Rotate
— How to Read the Codes for Electric Cable
— Explanation of Terms for Maintenance Standard
— Standard Tightening Torque Table
— Conversion Table
— Abbreviation List
01 Specifications
– Table of Contents
– Specifications
— Specification Drawing
— Specification Drawing: PC130-11E0
— Working Range Drawings
— Working Range Drawings: PC130-11E0
— Specifications
— Specification: PC130-11E0
— Weight Table
— Weight Table: PC130-11E0
— Fuel, Coolant, Lubricant
— How to Use Fuel, Coolant and Lubricants by Ambient Temperature
10 Structure and Function
– Table of Contents
– Urea SCR System
— Layout Drawing of Urea SCR System
— Urea SCR System Diagram
— Function of Urea SCR System
— Function of AdBlue/DEF System
— Inducement Strategy
— Inducement Strategy When the DEF Level in the Tank Becomes Low (For European Union)
— Inducement Strategy When Abnormality is Found in the DEF Quality or in the Urea SCR System Devices (For European Union)
— Inducement Strategy When Abnormality is Found in the KDPF System by the Urea SCR System Devices (For European Union)
— Inducement Strategy When Abnormality is Found in the EGR System by the Urea SCR System Devices (For European Union)
— Function of Temporary Restoration from Inducement (EU Specification)
— Inducement Strategy for Abnormality Recurrence (EU Specification)
— Component Parts of Urea SCR System
— DEF Mixing Tube
— SCR Assembly
— DEF Tank
— DEF Pump
— DEF Injector
— DEF Hose
— DEF Tank Heating Valve
– Boot-up System
— Layout Drawing of Boot-Up System
— System Operating Lamp System
— System Diagram of System Operating Lamp System
— Function of System Operating Lamp System
— Battery Disconnect Switch
— Function of Battery Disconnect Switch
– Engine System
— Layout Drawing of Engine System
— Engine Control System
— System Diagram of Engine Control
— Function of Engine Control System
— Auto-Deceleration System
— System Diagram of Auto-Deceleration System
— Function of Auto-Deceleration System
— Operation of Auto-Deceleration System
— Engine Automatic Warm-up System
— System Diagram of Engine Automatic Warm-up System
— Function of Engine Automatic Warm-up System
— Overheat Prevention System
— Function of Overheat Prevention System
— Turbocharger Protection System
— Function of Turbocharger Protection System
— Automatic Idle Stop System
— System Diagram of Automatic Idle Stop System
— Function of Automatic Idle Stop System
— Component Parts of Engine System
— PTO
— Variable Flow Turbocharger
— EGR System
— EGR Valve
— EGR Cooler
— KCCV System
— KCCV Ventilator
— Exhaust Throttle Valve
— KDPF
– Cooling System
— Layout Drawing of Cooling System
— Specifications of Cooling System
— Fan Speed Control System of Fan Clutch
— Fan Speed Control System Diagram of Fan Clutch
— Function of Fan Speed Control System of Fan Clutch
— Engine Output Control System of Fan Clutch
— Engine Output Control System Diagram of Fan Clutch
— Function of Engine Output Control System of Fan Clutch
— Component Parts of Cooling System
— Fan Clutch
– Control System
— Layout Drawing of Control System
— Machine Monitor System
— System Diagram of Machine Monitor System
— Function of Machine Monitor System
— KomVision System
— Layout Drawing of KomVision System
— System Diagram of KomVision System
— Function of KomVision System
— PPC Levers
— LH PPC Lever
— RH PPC Lever
— PPC Oil Pressure Switch
— Structure of PPC Oil Pressure Switch
— Specifications of PPC Oil Pressure Switch
— Function of PPC Oil Pressure Switch
— Sensor
— Structure of Engine Oil Pressure Switch
— Function of Engine Oil Pressure Switch
— Structure of Quick Coupler Low Pressure Warning Switch
— Specifications (Quick Coupler Low Pressure Warning Switch)
— Function of Quick Coupler Low Pressure Warning Switch
— Structure of Overload Caution Sensor
— Specifications (Overload Caution Sensor)
— Function of Overload Caution Sensor
— KOMTRAX System
— System Diagram of KOMTRAX System
— Function of KOMTRAX System
— Component Parts of Control System
— Machine Monitor
— KomVision Controller
— KomVision Camera
— Gateway Function Controller
— Communication Terminal
— Pump Controller
— Resistor for PC-EPC Valve
— CAN Terminating Resistor
— Engine Controller
— Fuel Control Dial
– Hydraulic System
— Layout Drawing of Hydraulic System
— CLSS
— Structure of CLSS
— Function of CLSS
— Engine and Pump Combined Control System
— Engine and Pump Combined Control System Diagram
— Function of Engine and Pump Combined Control System
— Component Parts of Hydraulic System
— Hydraulic Tank
— Main Pump
— Control Valve
– Work Equipment System
— Layout Drawing of Work Equipment System
— Structure of Valve Control
— PPC Lock System
— System Diagram of PPC Lock
— Function of PPC Lock System
— Work Equipment and Travel Automatic Lock System
— System Diagram of Lock Lever Automatic Lock System
— Function of Work Equipment and Travel Automatic Lock System
— Operation of Lock Lever Automatic Lock System
— Attachment Oil Flow Adjuster System
— Attachment Oil Flow Adjuster System Diagram
— Function of Attachment Oil Flow Adjuster System
— Component Parts of Work Equipment System
— Work Equipment and Swing PPC Valve
— 1st-Line Attachment PPC Valve (with EPC Valve)
— Solenoid Valve
— Variable Back Pressure Solenoid Valve
— Arm Dump Quick Return Valve
— Boom Anti-drop Valve
— Arm Anti-Drop Valve
— Attachment Circuit Selector Valve (For Low Pressure)
— How to Assemble ATT EPC Valve
— Pilot Circuit Accumulator
— Attachment Circuit Accumulator (For Low Pressure Circuit)
– Swing System
— Layout Drawing of Swing System
— Swing Control System Diagram
— Function of Swing Control System
— Component Parts of Swing System
— Swing Motor
— Swing Machinery
— Swing Circle
– Travel System
— Layout Drawing of Travel System
— System Diagram of Travel Control System
— Function of Travel Control System
— Component Parts of Travel System
— Travel Motor
— Travel PPC Valve
— Center Swivel Joint
– Undercarriage and Frame
— Layout Drawing of Undercarriage
— Specifications of Undercarriage
— Idler Cushion
— Structure of Idler Cushion
— Specifications of Idler Cushion
– Work Equipment
— Structure of Work Equipment
— Function of Work Equipment
— Work Equipment Clearance Adjustment Shim
— Function of Work Equipment Clearance Adjustment Shim
— Bucket Clearance Adjustment Shim
— Function of Bucket Clearance Adjustment Shim
– CAB Related Parts
— ROPS CAB
— Structure of ROPS CAB
— Function of ROPS CAB
— CAB Mount
— Structure of CAB Mount
— Function of CAB Mount
— CAB Tipping Stopper
— Structure of CAB Tipping Stopper
— Function of CAB Tipping Stopper
20 Standard Value Table
– Table of Contents
– Standard Value Table for Engine
— Standard Value Table for Engine: PC130-11E0
– Standard Value Table for Machine
— Standard Value Table for Machine: PC130-11E0
— Machine Posture and Procedures to Measure Performance
30 Testing and Adjusting
– Table of Contents
– Precautions Before Work
– Related Information on Testing and Adjusting
— Differences In Machine Monitor Symbols
— Tools for Testing and Adjusting
— Sketch of Tools for Testing and Adjusting
– Engine and Cooling System
— Examine Engine Speed
— How to Examine Engine Speed
— Examine Exhaust Gas Color
— How to Examine Exhaust Gas Color with the Handy Smoke Checker
— How to Examine Exhaust Gas Color with Smoke Meter
— Examine Mass Air Flow and Temperature Sensor
— How to Examine Mass Air Flow and Temperature Sensor
— Examine the Clearance of Exhaust Throttle Valve
— How to Measure Clearance of the Exhaust Throttle Valve
— Examine and Adjust Valve Clearance
— How to Examine Valve Clearance
— How to Adjust Valve Clearance
— Examine Compression Pressure
— How to Examine Compression Pressure
— Examine Blowby Pressure
— How to Examine Blowby Pressure
— Examine Engine Oil Pressure
— How to Examine Engine Oil Pressure
— Visual Check Inside of EGR Valve
— How to do the Visual Check Inside of EGR Valve
— Clean Inside of EGR Valve
— How to Clean Inside of EGR Valve
— Examine Fuel Pressure
— How to Examine Fuel Pressure
— Examine Fuel Return Rate and Leakage
— How to Examine Fuel Return Rate and Leakage
— Bleed Air from Fuel System
— How to Bleed Air from Fuel System
— Examine Fuel Circuit for Leakage
— How to Examine Fuel System for Leakage
— Handle Cylinder Cut-out Mode Operation
— Handle No-Injection Cranking Operation
— Examine and Adjust Air Conditioner Compressor Belt Tension
— How to Examine Air Conditioner Compressor Belt
— How to Adjust Air Conditioner Compressor Belt
— Examine Alternator Belt
— How to Examine Alternator Belt
— Examine Automatic Tensioner
— How to Examine Automatic Tensioner
— Examine Cooling Fan Speed
— How to Examine Cooling Fan Speed
— Correct Soot Accumulation Correction Value by Ash Influence
— How to Correct Soot Accumulation Correction Value by Ash Influence
— Write Injector Compensation Value to Engine Controller
— How to Write Injector Compensation Value
— Examine SCR Related Functions
— Examine DEF Pump Raised Pressure
— Examine Injection Volume from AdBlue/DEF Injector
— Examine DEF Line Heater Relay 1
— Examine DEF Line Heater Relay 2
— Examine DEF Pump Heater Relay
— Examine DEF Tank Heater Valve
— Examine SCR Denitration Efficiency
— Clean AdBlue/DEF Tank
— How to Clean AdBlue/DEF Tank
— Bleed Air from Coolant Circuit of AdBlue/DEF Tank
— How to Bleed Air from Coolant Circuit of AdBlue/DEF Tank
— Clean AdBlue/DEF Pump
— How to Clean DEF Pump
– Power Train
— Examine Swing Circle Bearing Clearance
— How to Examine Swing Circle Bearing Clearance
– Undercarriage and Frame
— Examine and Adjust Track Tension
— How to Examine Track Tension
— How to Adjust Track Tension
– Hydraulic System
— Release Remained Pressure in Hydraulic Circuit
— How to Release Remained Pressure from Hydraulic Tank
— How to Release Remained Pressure in Hydraulic Cylinder Circuit
— How to Release Remained Pressure from Swing Motor Circuit
— How to Release Remained Pressure from Travel Motor Circuit
— Examine and Adjust Oil Pressure in Work Equipment, Swing, and Travel Circuits
— How to Examine Oil Pressure in Work Equipment, Swing, and Travel Circuits
— How to Adjust Oil Pressure in Work Equipment, Swing, and Travel Circuits
— Examine Oil Pressure of Control Circuit
— How to Examine Control Circuit Oil Pressure
— Examine and adjust oil pressure in pump PC control circuit
— How to Examine PC Valve Outlet Pressure (Servo Piston Inlet Pressure)
— How to Examine PC-EPC Valve Outlet Pressure
— How to Adjust Oil Pressure in Pump PC Control Circuit
— Examine and Adjust Oil Pressure in Pump LS Control Circuit
— How to Examine LS Differential Pressure with Machine Monitor
— How to Examine LS Differential Pressure by Testing Tool
— How to Examine LS Valve Outlet Pressure (Servo Piston Inlet Pressure)
— How to Adjust LS Valve
— Examine Outlet Pressure of Solenoid Valve
— How to Examine Outlet Pressure of Solenoid Valve
— Operating Condition of Solenoid Valve
— How to Examine Outlet Pressure in Variable Back Pressure Solenoid Valve
— Operating Condition of Variable Back Pressure Solenoid Valve
— Examine PPC Valve Outlet Pressure
— How to Examine PPC Valve Outlet Pressure
— Examine Attachment Circuit Oil Pressure
— How to Examine Attachment Circuit Oil Pressure
— Adjust Play of Work Equipment and Swing PPC Valves
— How to Adjust Play of Work Equipment and Swing PPC Valves
— Measure and Adjust Quick Coupler Control Valve Output Pressure
— Examine and Adjust Travel Deviation
— How to Examine Travel Deviation
— How to Adjust Travel Deviation
— Examine Parts Which Cause Hydraulic Drift of Work Equipment
— How to Examine Parts Which Cause Hydraulic Drift of Boom Cylinder and Bucket Cylinder
— How to Examine the Parts Which Cause Hydraulic Drift of Arm Cylinder
— How to Examine Parts that Cause Hydraulic Drift of PPC Valve
— Examine Oil Leakage
— How to Examine Oil Leakage from Boom Cylinder
— How to Examine Oil Leakage from Arm Cylinder
— How to Examine Oil Leakage from Bucket Cylinder
— How to Examine Oil Leakage from Swing Motor
— How to Examine Oil Leakage from Travel Motor
— Bleed Air from Hydraulic Circuit
— How to Bleed Air from Hydraulic Circuit
— Examine and Charge Accumulator (Made by Eagle Industry Co., Ltd.) Nitrogen Gas Pressure for Attachment
— How to Examine Accumulator (Made by Eagle Industry Co., Ltd.) Nitrogen Gas Pressure for Attachment
– CAB Related Parts
— Examine CAB Tipping Stopper
— How to Examine Cab Tipping Stopper
— How to Adjust Mirrors
— Procedure to Adjust Machine Left Front Mirror (A)
— Procedure to Adjust Regular Position of Machine Left Front Mirror (A)
— Procedure to Adjust Machine Right Front Mirror (B)
— Procedure to Adjust Regular Position of Machine Right Front Mirror (B)
— Procedure to Adjust Machine Right Side Mirror (C)
– Electrical System
— Set and Operate Machine Monitor
— Operator Mode
— Function to Show Technician Identification Status Screen
— Function to Show Operator Identification Input Screen
— Examine Function by LCD (Liquid Crystal Display)
— Examine Function of Service Meter
— Usage Limitation and Maintenance Password Change Function
— Service Mode
— How to Operate Service Mode
— How to See Pre-defined Monitoring Information
— How to Examine Self-Define Monitor Information
— Abnormality Record Menu
— How to See Maintenance Record
— Maintenance Mode Setting
— How to Set Phone Number Entry
— Default Menu
— Diagnostic Tests Menu
— Adjustment Menu
— No-Injection Cranking Operation
— KOMTRAX Settings Menu
— How to Show Service Message
— How to Start Up KOMTRAX System
— How to Stop Use of KOMTRAX System
— Adjust rearview camera angle
— How to Adjust Rearview Camera Angle
— Adjust KomVision Camera Angle
— How to Adjust KomVision Camera Angle
— Adjust KomVision Related Function
— Setting of KomVision (Main Setting)
— Setting of KomVision (Camera Setting)
— Setting of KomVision (Camera Calibration)
— Examine 12m Visibility on KomVision Screen
— Set Region of Bluetooth(R) Compatible Radio
— How to Set Region of Bluetooth(R) Compatible Radio
— Handle Voltage Circuit of Engine Controller
— Handle Battery Disconnect Switch
— Examine Diodes
— How to Examine Diodes by Digital Tester
— How to Examine Diodes by Analog Tester
– Pm Clinic
— Pm Clinic Service
— Pm Clinic Check Sheet: PC130-11E0
40 Troubleshooting
– Table of Contents
– Precautions Before Work
– Related Information to Troubleshooting
— General Troubleshooting Points
— Troubleshooting Points for Aftertreatment System
— Sequence of Events in Troubleshooting
— Checks Before Troubleshooting
— Inspection Procedure Before Troubleshooting
— Walk-around Check
— Test in Accordance with Testing Procedure
— Examine Fuel Level and Type
— How to Examine Fuel Prefilter
— Examine Water Separator, Drain Water and Sediment
— How to Replace Fuel Prefilter Cartridge
— Examine Fuel Main Filter
— Examine Engine Oil Level (Oil Quantity in Oil Pan)
— Examine Oil Level in PTO Gear Case
— Examine Coolant Level (Reservoir Tank)
— Examine Air Cleaner Clogging
— Clean Outer Element
— Replace Element
— Examine Hydraulic Oil Level
— Examine Hydraulic Oil Strainer
— Examine Hydraulic Oil Filter
— Examine Oil Level in Swing Machinery Case
— Examine Oil Level in Final Drive Case
— Bleed Air from Fuel System
— Bleed Air from Hydraulic System
— How to Examine Electric Equipment
— Preparation for Troubleshooting of Electrical System
— Preparation for Troubleshooting of Machine Monitor
— Preparation for Troubleshooting of Engine Controller
— Preparation for Troubleshooting of Pump Controller
— Preparation for Troubleshooting of Gateway Function Controller
— How to Disconnect and Connect Connector with a Special Lock
— Procedure for Troubleshooting
— Symptom and Troubleshooting Numbers
— Information Shown in Troubleshooting Table
— How to Diagnose Wiring Harness for Open Circuit of Pressure Sensor System
— Connector List and Layout
— Connector Contact Connection Table
— T-Branch Box and T-Branch Adapter Table
— Fuse Location Table
— Precautions When You Clean and Replace KDPF (KCSF and KDOC)
— Prepare Short Circuit Electrical Connector (For Failure Codes [CA1883] and [CA3135])
— Failure Code Table
– Troubleshooting by Failure Code (Display of Code)
— Failure Code [6AZ0ZG]
— Failure Code [879AKA]
— Failure Code [879AKB]
— Failure Code [879BKA]
— Failure Code [879BKB]
— Failure Code [879CKA]
— Failure Code [879CKB]
— Failure Code [879DKZ]
— Failure Code [879EMC]
— Failure Code [879FMC]
— Failure Code [879GKX]
— Failure Code [989L00]
— Failure Code [989M00]
— Failure Code [989N00]
— Failure Code [A1U0N3]
— Failure Code [A1U0N4]
— Failure Code [A900FR]
— Failure Code [A900N6]
— Failure Code [A900NY]
— Failure Code [AA10NX]
— Failure Code [AB00KE]
— Failure Code [AQ10MB]
— Failure Code [AQ10N3]
— Failure Code [AS00R2]
— Failure Code [AS00R3]
— Failure Code [AS00R4]
— Failure Code [AS00R5]
— Failure Code [AS00R6]
— Failure Code [AS00ZK]
— Failure Code [AS10KM]
— Failure Code [AS10NR]
— Failure Code [AS10NT]
— Failure Code [AU10QA]
— Failure Code [B@BAZG]
— Failure Code [B@BAZK]
— Failure Code [B@BCNS]
— Failure Code [B@BCQA]
— Failure Code [B@BCZK]
— Failure Code [B@HANS]
— Failure Code [CA115]
— Failure Code [CA122]
— Failure Code [CA123]
— Failure Code [CA131]
— Failure Code [CA132]
— Failure Code [CA144]
— Failure Code [CA145]
— Failure Code [CA153]
— Failure Code [CA154]
— Failure Code [CA187]
— Failure Code [CA221]
— Failure Code [CA222]
— Failure Code [CA227]
— Failure Code [CA234]
— Failure Code [CA238]
— Failure Code [CA239]
— Failure Code [CA249]
— Failure Code [CA256]
— Failure Code [CA271]
— Failure Code [CA272]
— Failure Code [CA322]
— Failure Code [CA324]
— Failure Code [CA331]
— Failure Code [CA332]
— Failure Code [CA343]
— Failure Code [CA351]
— Failure Code [CA352]
— Failure Code [CA356]
— Failure Code [CA357]
— Failure Code [CA386]
— Failure Code [CA435]
— Failure Code [CA441]
— Failure Code [CA442]
— Failure Code [CA449]
— Failure Code [CA451]
— Failure Code [CA452]
— Failure Code [CA515]
— Failure Code [CA516]
— Failure Code [CA553]
— Failure Code [CA555]
— Failure Code [CA556]
— Failure Code [CA559]
— Failure Code [CA689]
— Failure Code [CA691]
— Failure Code [CA692]
— Failure Code [CA697]
— Failure Code [CA698]
— Failure Code [CA731]
— Failure Code [CA778]
— Failure Code [CA1117]
— Failure Code [CA1664]
— Failure Code [CA1669]
— Failure Code [CA1673]
— Failure Code [CA1677]
— Failure Code [CA1678]
— Failure Code [CA1682]
— Failure Code [CA1683]
— Failure Code [CA1684]
— Failure Code [CA1686]
— Failure Code [CA1691]
— Failure Code [CA1694]
— Failure Code [CA1695]
— Failure Code [CA1696]
— Failure Code [CA1712]
— Failure Code [CA1713]
— Failure Code [CA1714]
— Failure Code [CA1715]
— Failure Code [CA1776]
— Failure Code [CA1777]
— Failure Code [CA1843]
— Failure Code [CA1844]
— Failure Code [CA1879]
— Failure Code [CA1881]
— Failure Code [CA1883]
— Failure Code [CA1885]
— Failure Code [CA1887]
— Failure Code [CA1896]
— Failure Code [CA1921]
— Failure Code [CA1922]
— Failure Code [CA1938]
— Failure Code [CA1942]
— Failure Code [CA1961]
— Failure Code [CA1993]
— Failure Code [CA2185]
— Failure Code [CA2186]
— Failure Code [CA2249]
— Failure Code [CA2272]
— Failure Code [CA2311]
— Failure Code [CA2349]
— Failure Code [CA2353]
— Failure Code [CA2357]
— Failure Code [CA2636]
— Failure Code [CA2637]
— Failure Code [CA2639]
— Failure Code [CA2765]
— Failure Code [CA2777]
— Failure Code [CA2976]
— Failure Code [CA3135]
— Failure Code [CA3142]
— Failure Code [CA3143]
— Failure Code [CA3144]
— Failure Code [CA3146]
— Failure Code [CA3147]
— Failure Code [CA3148]
— Failure Code [CA3151]
— Failure Code [CA3165]
— Failure Code [CA3229]
— Failure Code [CA3231]
— Failure Code [CA3232]
— Failure Code [CA3235]
— Failure Code [CA3239]
— Failure Code [CA3241]
— Failure Code [CA3242]
— Failure Code [CA3251]
— Failure Code [CA3255]
— Failure Code [CA3256]
— Failure Code [CA3312]
— Failure Code [CA3313]
— Failure Code [CA3314]
— Failure Code [CA3315]
— Failure Code [CA3318]
— Failure Code [CA3322]
— Failure Code [CA3419]
— Failure Code [CA3421]
— Failure Code [CA3497]
— Failure Code [CA3498]
— Failure Code [CA3543]
— Failure Code [CA3545]
— Failure Code [CA3547]
— Failure Code [CA3558]
— Failure Code [CA3559]
— Failure Code [CA3562]
— Failure Code [CA3563]
— Failure Code [CA3567]
— Failure Code [CA3568]
— Failure Code [CA3571]
— Failure Code [CA3572]
— Failure Code [CA3574]
— Failure Code [CA3575]
— Failure Code [CA3577]
— Failure Code [CA3578]
— Failure Code [CA3582]
— Failure Code [CA3583]
— Failure Code [CA3596]
— Failure Code [CA3649]
— Failure Code [CA3681]
— Failure Code [CA3682]
— Failure Code [CA3713]
— Failure Code [CA3717]
— Failure Code [CA3718]
— Failure Code [CA3724]
— Failure Code [CA3725]
— Failure Code [CA3748]
— Failure Code [CA3755]
— Failure Code [CA3866]
— Failure Code [CA3867]
— Failure Code [CA3868]
— Failure Code [CA3899]
— Failure Code [CA3911]
— Failure Code [CA3912]
— Failure Code [CA3918]
— Failure Code [CA3921]
— Failure Code [CA3928]
— Failure Code [CA3932]
— Failure Code [CA3933]
— Failure Code [CA3934]
— Failure Code [CA3935]
— Failure Code [CA3936]
— Failure Code [CA4152]
— Failure Code [CA4155]
— Failure Code [CA4156]
— Failure Code [CA4157]
— Failure Code [CA4159]
— Failure Code [CA4164]
— Failure Code [CA4165]
— Failure Code [CA4166]
— Failure Code [CA4168]
— Failure Code [CA4169]
— Failure Code [CA4171]
— Failure Code [CA4249]
— Failure Code [CA4251]
— Failure Code [CA4261]
— Failure Code [CA4277]
— Failure Code [CA4281]
— Failure Code [CA4459]
— Failure Code [CA4461]
— Failure Code [CA4533]
— Failure Code [CA4534]
— Failure Code [CA4731]
— Failure Code [CA4732]
— Failure Code [CA4739]
— Failure Code [CA4768]
— Failure Code [CA4769]
— Failure Code [CA4842]
— Failure Code [CA4952]
— Failure Code [CA5115]
— Failure Code [CA5179]
— Failure Code [CA5181]
— Failure Code [CA5271]
— Failure Code [CA5272]
— Failure Code [CA5273]
— Failure Code [CA5274]
— Failure Code [CA5275]
— Failure Code [CA5276]
— Failure Code [CA5277]
— Failure Code [CA5383]
— Failure Code [CA5387]
— Failure Code [CA5388]
— Failure Code [CA5389]
— Failure Code [CA5391]
— Failure Code [CA5392]
— Failure Code [CA5393]
— Failure Code [CA5394]
— Failure Code [CA5395]
— Failure Code [CA5396]
— Failure Code [CA5631]
— Failure Code [CA5938]
— Failure Code [D110KB]
— Failure Code [D19JKZ]
— Failure Code [D811MC]
— Failure Code [D862KA]
— Failure Code [D8ALKA]
— Failure Code [D8ALKB]
— Failure Code [D8AQKR]
— Failure Code [D8G1KT]
— Failure Code [D8G6KT]
— Failure Code [DA20MC]
— Failure Code [DA22KK]
— Failure Code [DA22KT]
— Failure Code [DA25KP]
— Failure Code [DA26KP]
— Failure Code [DA29KQ]
— Failure Code [DA2JKT]
— Failure Code [DA2JKY]
— Failure Code [DA2LKA]
— Failure Code [DA2LKB]
— Failure Code [DA2QKR]
— Failure Code [DA2RKR]
— Failure Code [DAF0KM]
— Failure Code [DAF0MB]
— Failure Code [DAF0MC]
— Failure Code [DAF8KB]
— Failure Code [DAF9KQ]
— Failure Code [DAFGMC]
— Failure Code [DAFLKA]
— Failure Code [DAFLKB]
— Failure Code [DAFQKR]
— Failure Code [DAZ9KQ]
— Failure Code [DAZQKR]
— Failure Code [DB2QKR]
— Failure Code [DB2RKR]
— Failure Code [DBP0KM]
— Failure Code [DBP0KT]
— Failure Code [DBP5KB]
— Failure Code [DBP5KY]
— Failure Code [DBPQKR]
— Failure Code [DDNRKA]
— Failure Code [DDNRKY]
— Failure Code [DDNS00]
— Failure Code [DFB1KZ]
— Failure Code [DFB2KZ]
— Failure Code [DFB3L8]
— Failure Code [DFB4L8]
— Failure Code [DFB5KZ]
— Failure Code [DFB6KZ]
— Failure Code [DGH2KA]
— Failure Code [DGH2KB]
— Failure Code [DHA4KA]
— Failure Code [DHAAMA]
— Failure Code [DHACMA]
— Failure Code [DHPAMA]
— Failure Code [DHS3MA]
— Failure Code [DHS4MA]
— Failure Code [DHS8MA]
— Failure Code [DHS9MA]
— Failure Code [DHSAMA]
— Failure Code [DHSBMA]
— Failure Code [DHSCMA]
— Failure Code [DHSDMA]
— Failure Code [DHSFMA]
— Failure Code [DHSGMA]
— Failure Code [DHSHMA]
— Failure Code [DHSJMA]
— Failure Code [DHX1MA]
— Failure Code [DKULKA]
— Failure Code [DKULKB]
— Failure Code [DKULKY]
— Failure Code [DLM5KA]
— Failure Code [DLM5MB]
— Failure Code [DR10KA]
— Failure Code [DR12KA]
— Failure Code [DR20KA]
— Failure Code [DR21KX]
— Failure Code [DR30KA]
— Failure Code [DR31KX]
— Failure Code [DR40KA]
— Failure Code [DUMBKA]
— Failure Code [DUMBKB]
— Failure Code [DV00KA]
— Failure Code [DV00KB]
— Failure Code [DV20KB]
— Failure Code [DW43KA]
— Failure Code [DW43KB]
— Failure Code [DW43KY]
— Failure Code [DW45KA]
— Failure Code [DW45KB]
— Failure Code [DW45KY]
— Failure Code [DW4CKY]
— Failure Code [DW4WKA]
— Failure Code [DW4WKB]
— Failure Code [DW4WKY]
— Failure Code [DW91KA]
— Failure Code [DW91KB]
— Failure Code [DW91KY]
— Failure Code [DWA2KA]
— Failure Code [DWA2KB]
— Failure Code [DWA2KY]
— Failure Code [DWJ0KA]
— Failure Code [DWJ0KB]
— Failure Code [DWJ0KY]
— Failure Code [DWK0KA]
— Failure Code [DWK0KB]
— Failure Code [DWK0KY]
— Failure Code [DWK2KA]
— Failure Code [DWK2KB]
— Failure Code [DWK2KY]
— Failure Code [DWN5KA]
— Failure Code [DWN5KB]
— Failure Code [DWN5KY]
— Failure Code [DWNSKA]
— Failure Code [DWNSKB]
— Failure Code [DWNSKY]
— Failure Code [DXA8KA]
— Failure Code [DXA8KB]
— Failure Code [DXE4KA]
— Failure Code [DXE4KB]
— Failure Code [DXE4KY]
— Failure Code [DXE7KA]
— Failure Code [DXE7KB]
— Failure Code [DXE7KY]
— Failure Code [DXE8KA]
— Failure Code [DXE8KB]
— Failure Code [DXE8KY]
— Failure Code [DXE9KA]
— Failure Code [DXE9KB]
— Failure Code [DXE9KY]
— Failure Code [DXEAKA]
— Failure Code [DXEAKB]
— Failure Code [DXEAKY]
— Failure Code [DXEKKA]
— Failure Code [DXEKKB]
— Failure Code [DXEKKY]
— Failure Code [DY20KA]
— Failure Code [DY20MA]
— Failure Code [DY2CKB]
— Failure Code [DY2DKB]
— Failure Code [DY2EKB]
— Failure Code [F311KA]
— Failure Code [F311KB]
— Failure Code [F312KA]
— Failure Code [F312KB]
— Failure Code [F313KA]
— Failure Code [F313KB]
— Failure Code [F314KA]
— Failure Code [F314KB]
— Failure Code [F315KB]
— Failure Code [F315KY]
— Failure Code [F316KB]
— Failure Code [F316KY]
— Failure Code [F318KB]
— Failure Code [F318KY]
— Failure Code [F31AKB]
— Failure Code [F31AKY]
— Failure Code [F31BKB]
— Failure Code [F31BKY]
— Failure Code [F31CKB]
— Failure Code [F31CKY]
— Failure Code [F31DKB]
— Failure Code [F31DKY]
— Failure Code [F31EKB]
— Failure Code [F31EKY]
— Failure Code [FS10ZE]
– Troubleshooting of Electrical System (E-Mode)
— Engine Does Not Start (Engine Does Not Crank)
— Manual Preheating System Does Not Operate
— While Preheating is in Operation, Preheating Monitor Does Not Come On
— When Starting Switch is Turned to ON Position, Machine Monitor Shows Nothing
— E-5 While Starting Switch is Turned to ON Position (with Engine Stopped), Engine Oil Level Monitor Comes On in Yellow
— E-6 While Starting Switch is Turned to ON Position (with Engine Stopped), Radiator Coolant Level Monitor Comes On in Yellow
— E-7 Engine Coolant Temperature Monitor Comes On in White While Engine is in Operation
— E-8 Hydraulic Oil Temperature Monitor Comes On in White While Engine is in Operation
— E-9 Air Cleaner Clogging Monitor Comes On in Yellow While Engine is in Operation
— E-10 Charge Level Monitor Comes On in Red While Engine is in Operation
— E-11 Fuel Level Monitor Comes On in Red While Engine is in Operation
— E-12 Engine Coolant Temperature Monitor Comes On in Red While Engine is in Operation
— E-13 Engine Oil Pressure Monitor Comes On in Red While Engine is in Operation
— E-14 Hydraulic Oil Temperature Monitor Comes On in Red While Engine is in Operation
— E-15 Fuel Gauge Does Not Move from Minimum or Maximum
— E-16 Display of Fuel Gauge is Different from Actual Fuel Level
— E-17 Coolant Temperature Gauge Display Does Not Move from Minimum or Maximum
— E-18 Display of Coolant Temperature Gauge is Different from Actual Coolant Temperature
— E-19 AdBlue/DEF Level is Not Shown Correctly
— E-20 Hydraulic Oil Temperature Gauge Does Not Move from Minimum or Maximum
— E-21 Display of Hydraulic Oil Temperature Gauge is Different from Actual Oil Temperature
— E-22 Some Areas of Machine Monitor Screen are Not Shown
— E-23 Function Switch Does Not Operate
— E-24 Automatic Warm-up System Does Not Operate (in Cold Weather)
— E-25 Auto-Deceleration Monitor Does Not Come On or Go Out While Auto-Deceleration Switch is Operated
— E-26 Auto-Deceleration is Not Operated or Canceled with Lever
— E-27 Work Mode Selector Screen is Not Shown While Work Mode Switch is Operated
— E-28 When Working Mode is Changed, Setting of Engine and Hydraulic Pump is Not Changed
— E-29 Travel Speed Monitor Does Not Change While Travel Speed Switch is Operated
— E-30 Travel Speed Does Not Change Even When You Operate the Operation to Change Travel Speed
— E-31 Alarm Buzzer Does Not Stop
— E-32 Service Meter is Not Shown While Starting Switch is in OFF Position
— E-33 Service Mode Cannot be Selected
— E-34 All Work Equipment, Swing, Travel Do Not Operate
— E-35 All Work Equipment, Swing, Travel Cannot be Locked
— E-36 Machine Does Not Swing While Swing Parking Brake Release Switch is Set to Release Position
— E-37 While Swing Parking Brake Release Switch is Turned on, Swing Brake is Not Operated
— E-38 When Lock Lever Automatic Cancel Switch is Operated, Work Equipment Cannot be Operated
— E-39 One-Touch Power Maximizing Function Does Not Operate Correctly or Monitor Does Not Show
— E-40 One-Touch Power Maximizing Function is Not Cancelled
— E-41 Travel Alarm Does Not Operate During Travel
— E-42 Travel Alarm Does Not Stop When Machine Stops
— E-43 Horn Does Not Sound
— E-44 Horn Does Not Stop
— E-45 Wiper Monitor Does Not Come On or Go Out While Wiper Switch is Operated
— E-46 Wiper Does Not Operate When Wiper Switch is Operated
— E-47 When Window Washer Switch is Operated, Window Washer Does Not Operate
— E-48 “Boom RAISE” is Not Shown Correctly with Monitoring Function
— E-49 “Boom Lower” is Not Shown Correctly with Monitoring Function
— E-50 “Arm OUT” is Not Shown Correctly with Monitoring Function
— E-51 “Arm IN” is Not Shown Correctly with Monitoring Function
— E-52 “Bucket Dump” is Not Shown Correctly with Monitoring Function
— E-53 “Bucket Curl” is Not Shown Correctly with Monitoring Function
— E-54 “Swing” is Not Shown Correctly with Monitoring Function
— E-55 “Travel” is Not Shown Correctly with Monitoring Function
— E-56 Service is Not Shown Correctly with Monitoring Function
— E-57 Attachment Hydraulic Circuit Cannot be Changed
— KOMTRAX System Does Not Operate Correctly
– Troubleshooting for Hydraulic and Mechanical Systems (H Mode)
— Information Shown in Troubleshooting Table (H-Mode)
— Failure Mode and Cause Table
— All Work Equipment, Swing and Travel Do Not Work
— All Work Equipment, Swing, and Travel Lack Speed or Power
— Fine Control Performance or Response is Unsatisfactory
— Unusual Noise is Heard from Around Hydraulic Pump
— Engine Speed Drops Largely or Engine Stops
— Boom Speed or Power is Low
— Arm Speed or Power is Low
— Bucket Speed or Power is Low
— Work Equipment Does Not Move in Single Operation
— Hydraulic Drift of Boom is Large
— Hydraulic Drift of Arm is Large
— Hydraulic Drift of Bucket is Large
— When Single Work Equipment is Released Hydraulically, Other Work Equipment Moves
— Time Lag of Work Equipment is Large
— H-15 One-Touch Power Maximizing Function Does Not Operate
— H-16 Attachment Circuit Cannot be Changed
— Oil Flow in Attachment Circuit Cannot be Changed
— Oil Flow in Attachment Circuit Cannot be Changed
— In Mixed Operation of Work Equipment, Work Equipment with Heavier Load Moves Slower
— In Mixed Operation of Swing and Travel, Travel Speed Falls Largely
— In Mixed Operation of Swing and Boom RAISE, Boom RAISE Speed is Low
— Machine Does Not Travel Straight
— Machine is Not Steered Well or Steering Power is Low
— Travel Speed is Low
— One of Tracks Does Not Run
— Travel Speed Does Not Change, or Travel Speed is Too Slow or Fast
— Upper Structure Does Not Swing to Right or Left
— Machine Swings Only in One Direction
— Swing Acceleration or Swing Speed is Low in Two Directions of Right and Left
— Swing Acceleration or Swing Speed is Low in Only One Direction
— Upper Structure Overruns Too Much When It Stops Swing Operation (Right and Left)
— Upper Structure Overruns Too Much When It Stops Swing Operation (Only One Direction)
— Shock is Large When Upper Structure Stops Swing Operation
— Large Unusual Noise is Made When Upper Structure Stops Swing Operation
— Swing Drift on a Slope is Large (While Swing Parking Brake is Applied)
— Swing Drift on a Slope is Large (While Swing Parking Brake is Released)
— Fan Speed is Abnormal (Too High or Low, or Does Not Rotate)
— Unusual Noise is Heard from Around Fan
– Troubleshooting of Engine (S-Mode)
— Information Shown in Troubleshooting Table (S-Mode)
— Engine Does Not Crank When Starting Switch is Turned to Start Position
— Engine Cranks but No Exhaust Smoke Comes Out
— Fuel is Sprayed but Engine Does Not Start (Misfiring: Engine Cranks but Does Not Start)
— Engine Startability is Unsatisfactory
— Engine Does Not Pick Up Smoothly
— Engine Stops During Operation
— Engine Does Not Rotate Smoothly
— Engine Lacks Output (or Lacks Power)
— Exhaust Color is Black
— Engine Oil Consumption is Excessive
— Engine Oil Becomes Dirty Quickly
— Fuel Consumption is Excessive
— Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down)
— Engine Oil Pressure Drops
— Fuel Mixes Into Engine Oil
— Water Mixes Into Engine Oil (Milky)
— Coolant Temperature Increases Too High (Overheat)
— Unusual Noise is Heard
— Vibration is Excessive
— Air Cannot be Bled from Fuel Circuit
— Active Regeneration is Done Frequently
— Active Regeneration Continues Long
— White Smoke is Exhausted During Active Regeneration
— AdBlue/DEF Consumption is Excessive
— There is an Unusual Smell (Irritating Odor)
— Foreign Materials Enter DEF (DEF Increases)
50 Disassembly and Assembly
– Table of Contents
– Abbreviation List
– Precautions Before Work
– Related Information on Disassembly and Assembly
— How to Read This Manual
— Coating Materials List
— Special Tool List
— Sketches of Special Tools
– Engine and Cooling System
— Remove and Install Supply Pump Assembly
— How to Remove Supply Pump Assembly
— How to Install Supply Pump Assembly
— Remove and Install Injector Assembly
— How to Remove Injector Assembly
— How to Install Injector Assembly
— Remove and Install Cylinder Head Assembly
— How to Remove Cylinder Head Assembly
— How to Install Cylinder Head Assembly
— Remove and Install EGR Valve Assembly
— How to Remove EGR Valve Assembly
— How to Install EGR Valve Assembly
— Remove and Install EGR Cooler Assembly
— How to Remove EGR Cooler Assembly
— How to Install EGR Cooler Assembly
— Remove and Install Starter Assembly
— How to Remove Starting Motor Assembly
— How to Install Starting Motor Assembly
— Remove and Install Air Conditioner Compressor Belt
— How to Remove Air Conditioner Compressor Belt
— How to Install Air Conditioner Compressor Belt
— Remove and Install Alternator Belt
— How to Remove Alternator Belt
— How to Install Alternator Belt
— Remove and Install Automatic Tensioner
— How to Remove Automatic Tensioner
— How to Install Automatic Tensioner
— Remove and Install Radiator Assembly
— How to Remove Radiator Assembly
— How to Install Radiator Assembly
— Remove and Install Hydraulic Oil Cooler Assembly
— How to Remove Hydraulic Oil Cooler Assembly
— How to Install Hydraulic Oil Cooler Assembly
— Remove and Install Aftercooler Assembly
— How to Remove Aftercooler Assembly
— How to Install Aftercooler Assembly
— Remove and Install Fan Clutch Assembly
— How to Remove Fan Clutch Assembly
— How to Install Fan Clutch Assembly
— Remove and Install Engine and Main Pump Assembly
— How to Remove Engine and Main Pump Assembly
— How to Install Engine and Main Pump Assembly
— Remove and Install Engine Front Oil Seal
— How to Remove Engine Front Oil Seal
— How to Install Engine Front Oil Seal
— Remove and Install Engine Rear Oil Seal
— How to Remove Engine Rear Oil Seal
— How to Install Engine Rear Oil Seal
— Remove and Install Fuel Cooler Assembly
— How to Remove Fuel Cooler Assembly
— How to Install Fuel Cooler Assembly
— Remove and Install Engine Hood Assembly
— How to Remove Engine Hood Assembly
— How to Install Engine Hood Assembly
— Remove and Install KDPF Assembly
— How to Remove KDPF Assembly
— How to Install KDPF Assembly
— Disassemble and Assemble KDPF Assembly
— How to Disassemble KDPF Assembly
— How to Assemble KDPF Assembly
— Remove and Install KDPF and SCR Assembly
— How to Remove KDPF and SCR Assembly
— How to Install KDPF and SCR Assembly
— Remove and Install Fuel Tank Assembly
— How to Remove Fuel Tank Assembly
— How to Install Fuel Tank Assembly
— Remove and Install DEF Tank Assembly
— How to Remove DEF Tank Assembly
— How to Install DEF Tank Assembly
— Remove and Install AdBlue/DEF Tank Sensor Flange Assembly
— How to Remove AdBlue/DEF Tank Sensor Flange Assembly
— How to Install AdBlue/DEF Tank Sensor Flange Assembly
— Remove and Install AdBlue/DEF Tank Sensor
— How to Remove AdBlue/DEF Tank Sensor
— How to Install AdBlue/DEF Tank Sensor
— Remove and Install AdBlue/DEF Tank Strainer
— How to Remove DEF Tank Strainer
— How to Install DEF Tank Strainer
— Remove and Install SCR Assembly
— How to Remove SCR Assembly
— How to Install SCR Assembly
— Remove and Install KDPF and SCR Assembly Bracket
— How to Remove KDPF and SCR Assembly Bracket
— How to Install KDPF and SCR Assembly Bracket
— Remove and Install Bellows Pipe Assembly
— How to Remove Bellows Pipe Assembly
— How to Install Bellows Pipe Assembly
— Remove and Install KCCV Assembly
— How to Remove KCCV Assembly
— How to Install KCCV Assembly
— Remove and Install Exhaust Throttle Valve
— How to Remove Exhaust Throttle Valve
— How to Install Exhaust Throttle Valve
— Remove and Install AdBlue/DEF Mixing Tube
— How to Remove AdBlue/DEF Mixing Tube
— How to Install AdBlue/DEF Mixing Tube
— Remove and Install AdBlue/DEF Injector
— How to Remove AdBlue/DEF Injector
— How to Install AdBlue/DEF Injector
— Remove and Install AdBlue/DEF Pump
— How to Remove AdBlue/DEF Pump
— How to Install AdBlue/DEF Pump
— Remove and Install AdBlue/DEF Hose
— How to Remove AdBlue/DEF Hose
— How to Install AdBlue/DEF Hose
— Remove and Install Air Cleaner Assembly
— How to Remove Air Cleaner Assembly
— How to Install Air Cleaner Assembly
— Remove and Install Air Conditioner Compressor Assembly
— How to Remove Air Conditioner Compressor Assembly
— How to Install Air Conditioner Compressor Assembly
— Remove and Install Air Conditioner Condenser Assembly
— How to Remove Air Conditioner Condenser Assembly
— How to Install Air Conditioner Condenser Assembly
– Power Train
— Remove and Install Travel Motor and Final Drive Assembly
— How to Remove Travel Motor and Final Drive Assembly
— How to Install Travel Motor and Final Drive Assembly
— Disassemble and Assemble Travel Motor and Final Drive Assembly
— How to Disassemble Travel Motor and Final Drive Assembly
— How to Assemble Travel Motor and Final Drive Assembly
— Remove and Install Swing Motor and Swing Machinery Assembly
— How to Remove Swing Motor and Swing Machinery Assembly
— How to Install Swing Motor and Swing Machinery Assembly
— Disassemble and Assemble Swing Machinery Assembly
— How to Disassemble Swing Machinery Assembly
— How to Assemble Swing Machinery Assembly
— Remove and Install Swing Circle Assembly
— How to Remove Swing Circle Assembly
— How to Install Swing Circle Assembly
– Undercarriage and Frame
— Separate and Connect Track Assembly
— How to Separate Track Assembly
— How to Install Track Assembly
— Remove and Install Sprocket
— How to Remove Sprocket
— How to Install Sprocket
— Remove and Install Idler and Idler Cushion Assembly
— How to Remove Idler and Idler Cushion Assembly
— How to Install Idler and Idler Cushion Assembly
— Disassemble and Assemble Idler Assembly
— How to Disassemble Idler Assembly
— How to Assemble Idler Assembly
— Disassemble and Assemble Idler Cushion Assembly
— How to Disassemble Idler Cushion Assembly
— How to Assemble Idler Cushion Assembly
— Disassemble and Assemble Track Roller Assembly
— How to Disassemble Track Roller Assembly
— How to Assemble Track Roller Assembly
— Remove and Install Revolving Frame Assembly
— How to Remove Revolving Frame Assembly
— How to Install Revolving Frame Assembly
— Remove and Install Counterweight Assembly
— How to Remove Counterweight Assembly
— How to Install Counterweight Assembly
– Hydraulic System
— Remove and Install Center Swivel Joint Assembly
— How to Remove Center Swivel Joint Assembly
— How to Install Center Swivel Joint Assembly
— Disassemble and Assemble Center Swivel Joint Assembly
— How to Disassemble Center Swivel Joint Assembly
— How to Assemble Center Swivel Joint Assembly
— Remove and Install Hydraulic Tank Assembly
— How to Remove Hydraulic Tank Assembly
— How to Install Hydraulic Tank Assembly
— Remove and Install Main Pump Assembly
— How to Remove Main Pump Assembly
— How to Install Main Pump Assembly
— Remove and Install Control Valve Assembly
— How to Remove Control Valve Assembly
— How to Install Control Valve Assembly
— Disassemble and Assemble Control Valve Assembly
— How to Assemble Control Valve Assembly
— How to Replace Pressure Reducing Valve Cartridge Assembly
— Disassemble and Assemble Work Equipment PPC Valve Assembly
— How to Disassemble Work Equipment PPC Valve Assembly
— How to Assemble Work Equipment PPC Valve Assembly
— Disassemble and Assemble Travel PPC Valve Assembly
— How to Disassemble Travel PPC Valve Assembly
— How to Assemble Travel PPC Valve Assembly
– Work Equipment
— Remove and Install Work Equipment Assembly
— How to Remove Work Equipment Assembly
— How to Install Work Equipment Assembly
— Remove and Install Boom Anti-drop Valve Assembly
— How to Remove Boom Anti-drop Valve Assembly
— How to Install Boom Anti-drop Valve Assembly
— Remove and Install Arm Anti-Drop Valve Assembly
— How to Remove Arm Anti-Drop Valve Assembly
— How to Install Arm Anti-Drop Valve Assembly
— Disassemble and Assemble Anti-Drop Valve Assembly
— How to Disassemble Anti-Drop Valve Assembly
— How to Assemble Anti-Drop Valve Assembly
— Disassemble and Assemble Work Equipment Cylinder Assembly
— How to Disassemble Work Equipment Cylinder Assembly
— How to Assemble Work Equipment Cylinder Assembly
– CAB Related Parts
— Remove and Install Operator Cab Assembly
— How to Remove Operator Cab Assembly
— How to Install Operator Cab Assembly
— Remove and Install Operator Cab Glass (Adhered Glass)
— How to Remove Operator Cab Glass (Adhered Glass)
— How to Install Operator Cab Glass (Adhered Glass)
— Remove and Install Front Window Assembly
— How to Remove Front Window Assembly
— How to Install Front Window Assembly
— Remove and Install Floor Frame Assembly
— How to Remove Floor Frame Assembly
— How to Install Floor Frame Assembly
— Remove and Install Air Conditioner Unit Assembly
— How to Remove Air Conditioner Unit Assembly
— How to Install Air Conditioner Unit Assembly
— Remove and Install Operator Seat
— How to Remove Operator Seat
— How to Install Operator Seat
— How to Remove and Install Seat Belt
— How to Remove Seat Belt
— How to Install Seat Belt
— Remove and Install Work Equipment Control Lever Assembly
— How to Remove Work Equipment Control Lever Assembly
— How to Install Work Equipment Control Lever Assembly
— Remove and Install Front Wiper Assembly
— How to Remove Front Wiper Assembly
— How to Install Front Wiper Assembly
– Electrical System
— Remove and Install Engine Controller Assembly
— How to Remove Engine Controller Assembly
— How to Install Engine Controller Assembly
— Remove and Install Pump Controller Assembly
— How to Remove Pump Controller Assembly
— How to Install Pump Controller Assembly
— Remove and Install KomVision Controller Assembly
— How to Remove KomVision Controller Assembly
— How to Install KomVision Controller Assembly
— Remove and Install Human Detect Controller Assembly
— How to Remove Human Detect Controller Assembly
— How to Install Human Detect Controller Assembly
— Remove and Install Machine Monitor Assembly
— How to Remove Machine Monitor Assembly
— How to Install Machine Monitor Assembly
— Remove and Install Mass Air Flow and Temperature Sensor
— How to Remove Mass Air Flow and Temperature Sensor
— How to Install Mass Air Flow and Temperature Sensor
— Remove and Install KCCV Crankcase Pressure Sensor
— How to Remove KCCV Crankcase Pressure Sensor
— How to Install KCCV Crankcase Pressure Sensor
— Remove and Install SCR Temperature Sensor
— How to Remove SCR Temperature Sensor
— How to Install SCR Temperature Sensor
— Remove and Install KomVision Camera
— How to Remove KomVision Camera
— How to Install KomVision Camera
— Remove and Install Gateway Function Controller Assembly
— How to Remove Gateway Function Controller Assembly
— How to Install Gateway Function Controller Assembly
— Remove and Install Communication Terminal Wiring Harness
— How to Remove Communication Terminal Wiring Harness
— How to Install Communication Terminal Wiring Harness
— Remove and Install Communication Terminal
— How to Remove Communication Terminal
— How to Install Communication Terminal
— Remove and Install Gateway Function Controller Assembly
— How to Remove Gateway Function Controller Assembly
— How to Install Gateway Function Controller Assembly
60 Maintenance Standard
– Table of Contents
– Abbreviation List
– Engine and Cooling System
— Maintenance Standard for Engine Mount
— Maintenance Standard for PTO
— Maintenance Standard for Cooling System
– Power Train
— Maintenance Standard for Swing Circle
— Maintenance Standard for Swing Machinery
— Maintenance Standard for Sprocket
– Undercarriage and Frame
— Maintenance Standard for Track Frame and Idler Cushion
— Maintenance Standard for Idler
— Maintenance Standard for Track Roller
— Maintenance Standard for Carrier Roller
— Maintenance Standard for Track Shoes
— Maintenance Standard for Triple Shoe
— Maintenance Standard for Road Liner
– Hydraulic System
— Maintenance Standard for Hydraulic Tank
— Maintenance Standard for Main Pump
— Maintenance Standard for PC-EPC Valve
— Maintenance Standard for Swing Motor
— Maintenance Standard for Travel Motor
— Maintenance Standard for Control Valve
— Maintenance Standard for Boom Anti-Drop Valve
— Maintenance Standard for Arm Anti-Drop Valve
— Maintenance Standard for Work Equipment and Swing PPC Valve
— Maintenance Standard for Travel PPC Valve
— Maintenance Standard for 1st-Line Attachment PPC Valve (with EPC Valve)
— Maintenance Standard for EPC Valve of 1st-Line Attachment PPC Valve
— Maintenance Standard for Solenoid Valve
— Maintenance Standard for Variable Back Pressure Solenoid Valve
— Maintenance Standard for Attachment Circuit Selector Valve (For Low Pressure)
— Maintenance Standard for Attachment Circuit Accumulator (For Low Pressure Circuit)
— Maintenance Standard for Arm OUT Quick Return Valve
— Maintenance Standard for Center Swivel Joint
– Work Equipment
— Maintenance Standard for Work Equipment Linkage
— Dimensions of Arm
— Dimensions of Bucket
— Maintenance Standard for Boom Cylinder
— Maintenance Standard for Arm Cylinder
— Maintenance Standard for Bucket Cylinder
– Cab Related Parts
— Maintenance Standard for CAB Mount
80 Appendix
– Table of Contents
– Precautions Before Work
– Air Conditioner System
— Precautions for Refrigerant
— Air Conditioner Component
— Specifications of Air Conditioner
— Structure and Function of Refrigeration Cycle
— Outline of Refrigeration Cycle
– Component Parts of Air Conditioner System
— Air Conditioner Unit
— Configuration Diagram of Air Conditioner Unit
— Function of Air Conditioner Unit
— Component Parts of Air Conditioner Unit
— Function of Evaporator as Air Conditioner Unit Component
— Function of Heater Core as Air Conditioner Unit Component
— Function of Evaporator Temperature Sensor as Air Conditioner Unit Component
— Function of Servo Motor as Air Conditioner Unit Component
— Structure of Expansion Valve as Air Conditioner Unit Component
— Function of Expansion Valve as Air Conditioner Unit Component
— Operate Expansion Valve as Air Conditioner Unit Component
— Function of Dual Pressure Switch
— Air Conditioner Controller
— Structure of Air Conditioner Controller
— Compressor
— Structure of Compressor
— Specifications of Compressor
— Function of Compressor
— Condenser
— Structure of Condenser
— Specifications of Condenser
— Function of Condenser
— Air Conditioner Related Sensors
— Structure of Sunlight Sensor
— Function of Sunlight Sensor
— Structure of Outside Temperature Sensor
— Function of Outside Air Temperature Sensor
– Explanation of Procedure for Test of and Troubleshooting of Air Conditioner
– Circuit Diagram and Configuration of Connector Pins of Air Conditioner
– System Diagram of Air Conditioner
— Input and Output Signals of Air Conditioner Controller
— Function of Air Conditioner Controller
– Locations of Air Conditioner Parts and Layout of Connectors
– Examine Air Leakage (Duct)
— How to Examine Air Leakage (Duct)
– Examine Air Conditioner With Self-Diagnosis Function
– Open the Electrical System Abnormality Record Screen in Service Mode of Machine Monitor
– Examine Vent (Mode) Changeover
— How to Examine Vent (Mode) Changeover
– Examine Fresh/Recirc Air Changeover
— How to Examine Fresh/Recirc Air Changeover
– Examine Sunlight Sensor
— How to Examine Sunlight Sensor
– Examine Refrigerant (Dual) Pressure Switch
— How to Examine Refrigerant (Dual) Pressure Switch
– Examine Relay
— How to Examine Relay
– Air Conditioner Troubleshooting Chart 1
– Air Conditioner Troubleshooting Chart 2
– Information Shown in Troubleshooting Table
– Failure Code [879AKA]
– Failure Code [879AKB]
– Failure Code [879BKA]
– Failure Code [879BKB]
– Failure Code [879CKA]
– Failure Code [879CKB]
– Failure Code [879DKZ]
– Failure Code [879EMC]
– Failure Code [879FMC]
– Failure Code [879GKX]
– Troubleshooting for Power Supply System (Air Conditioner Does Not Operate)
– Troubleshooting for Compressor and Refrigerant System (Air is Not Cooled)
– Troubleshooting for Blower Motor System (No Air Comes Out or Air Flow is Abnormal)
– Troubleshooting for Fresh/Recirc Air Changeover
– Troubleshooting by Gauge Pressure
– Connect Service Tool
— How to Connect Service Tool
– Precautions for Disconnection and Connection of Air Conditioner Piping
– Handle Compressor Oil
– How to Replace Desiccant
90 Circuit Diagrams
– Table of Contents
– Read the Codes for Electric Cable
– Hydraulic Circuit Diagram
— Symbols Used in Hydraulic Circuit Diagram
— Hydraulic Circuit Diagram (1/2)
— Hydraulic Circuit Diagram (2/2)
– Electrical Circuit Diagram
— Symbols Used in Electric Circuit Diagram
— Electrical Circuit Diagram (1/10)
— Electrical Circuit Diagram (2/10)
— Electrical Circuit Diagram (3/10)
— Electrical Circuit Diagram (4/10)
— Electrical Circuit Diagram (5/10)
— Electrical Circuit Diagram (6/10)
— Electrical Circuit Diagram (7/10)
— Electrical Circuit Diagram (8/10)
— Electrical Circuit Diagram (9/10)
— Electrical Circuit Diagram (10/10)
— Human Detect System Wiring Diagram (If Equipped)
Index